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Operation Frailty Risk Score (OFRS) of Lee et al for an Older Adult

Description

Lee et al reported the Operation Frailty Risk (OFRS) for evaluating an older adult prior to surgery. This can help to identify a patient at risk for perioperative frailty. The authors are from Asan Medical Center, Asan Medical Center, and Kyung Hee University in South Korea.


Patient selection: older adult >= 75 years of age

 

Parameters:

(1) age in years

(2) Hospital Frailty Risk Score

(3) operation group, from 1 (simplest) to 8 (most complex)

 

Parameter

Finding

Points

age in years

75 to 79 years

0

 

80 to 89 years

1

 

>= 90 years

2

Hospital Frailty Risk Score

0

0

 

1 to 4

1

 

>= 5

2

operation group

1

0

 

2

1

 

3

0

 

4

2

 

5 to 7

4

 

8

6

 

total score =

= SUM(points for all of the parameters)

 

Interpretation:

• minimum score: 0

• maximum score: 10

 

Total Score

Risk Category

0 or 1

low

2 to 4

intermediate

5 to 10

high

 

Performance:

• The area under the ROC curve for predicting 90-day mortality ranged from 0.62 to 0.73.


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